/*
 * mtsp-site.cloud editorial content theme
 * Palette follows the supplied low-saturation berry-peach brief.
 */
:root {
    --primary: #C85C7A;
    --primary-deep: #A94361;
    --peach: #E7B7A8;
    --ink: #2B2228;
    --text: #342F32;
    --muted: #746A6F;
    --paper: #FBF7F5;
    --soft: #F3E9E6;
    --gold: #D9913D;
    --line: rgba(43, 34, 40, .14);
    --line-strong: rgba(43, 34, 40, .25);
    --white: #fff;
    --shadow: 0 24px 70px rgba(43, 34, 40, .09);
    --radius-sm: 12px;
    --radius-md: 24px;
    --radius-lg: 40px;
    --content: min(1180px, calc(100vw - 48px));
    --narrow: min(820px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--text);
    background: var(--paper);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
body.modal-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-color: rgba(200, 92, 122, .45); text-underline-offset: 4px; }
a:hover { color: var(--primary-deep); }
button, input { font: inherit; }
button { cursor: pointer; }
::selection { background: rgba(200, 92, 122, .22); }

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 999;
    padding: 10px 14px;
    background: var(--ink);
    color: var(--white);
    transform: translateY(-160%);
}
.skip-link:focus { transform: none; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(43, 34, 40, .08);
    background: rgba(251, 247, 245, .94);
    backdrop-filter: blur(14px);
}
.header-shell {
    width: var(--content);
    min-height: 82px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 26px;
}
.brand-mark {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-right: auto;
    text-decoration: none;
}
.brand-mark img { width: 44px; height: 44px; object-fit: contain; border-radius: 14px; }
.brand-mark span { display: grid; line-height: 1.12; }
.brand-mark strong { font-size: 18px; letter-spacing: .06em; color: var(--ink); }
.brand-mark small { margin-top: 5px; color: var(--muted); font-size: 11px; }
.primary-nav { display: flex; align-items: center; gap: 20px; }
.primary-nav a {
    position: relative;
    padding: 29px 0 25px;
    color: #554b50;
    font-size: 14px;
    text-decoration: none;
    white-space: nowrap;
}
.primary-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 18px;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .2s ease;
}
.primary-nav a:hover::after,
.primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
.primary-nav a[aria-current="page"] { color: var(--ink); font-weight: 700; }
.search-trigger, .menu-toggle {
    border: 1px solid var(--line-strong);
    background: transparent;
    color: var(--ink);
    border-radius: 999px;
    padding: 9px 14px;
    font-size: 13px;
}
.search-trigger:hover, .menu-toggle:hover { border-color: var(--primary); color: var(--primary-deep); }
.menu-toggle { display: none; }

.search-modal[hidden] { display: none !important; }
.search-modal {
    position: fixed;
    inset: 0;
    z-index: 400;
    display: grid;
    place-items: start center;
    padding: 9vh 24px 24px;
    background: rgba(43, 34, 40, .54);
}
.search-panel {
    position: relative;
    width: min(720px, 100%);
    padding: 38px;
    border-radius: var(--radius-md);
    background: var(--paper);
    box-shadow: var(--shadow);
}
.search-panel h2 { margin: 3px 0 18px; font-size: clamp(28px, 4vw, 42px); line-height: 1.2; color: var(--ink); }
.search-close { position: absolute; top: 15px; right: 18px; border: 0; background: transparent; color: var(--muted); font-size: 32px; }
.search-form label { display: block; margin-bottom: 8px; font-weight: 700; color: var(--ink); }
.search-row { display: flex; gap: 10px; }
.search-row input { flex: 1; min-width: 0; border: 1px solid var(--line-strong); border-radius: 12px; padding: 13px 15px; background: var(--white); color: var(--text); }
.search-row input:focus { outline: 3px solid rgba(200, 92, 122, .16); border-color: var(--primary); }
.search-row button { border: 0; border-radius: 12px; padding: 0 20px; background: var(--primary); color: var(--white); font-weight: 700; }
.search-hint { margin: 12px 0 0; color: var(--muted); font-size: 13px; }

.section-shell { width: var(--content); margin-inline: auto; }
.eyebrow { margin: 0 0 10px; color: var(--primary-deep); font-size: 12px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.lead { color: #51484d; font-size: clamp(18px, 2vw, 21px); line-height: 1.8; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 999px; text-decoration: none; font-weight: 800; }
.button.primary { background: var(--primary); color: var(--white); box-shadow: 0 12px 30px rgba(200, 92, 122, .18); }
.button.primary:hover { background: var(--primary-deep); color: var(--white); }
.button.quiet { border: 1px solid var(--line-strong); background: rgba(255,255,255,.55); color: var(--ink); }
.text-link { font-weight: 800; color: var(--primary-deep); text-decoration-thickness: 1px; }
.text-link.light { color: #fff2ed; text-decoration-color: rgba(255,255,255,.38); }
.section-heading { max-width: 780px; margin-bottom: 38px; }
.section-heading.compact { max-width: 680px; }
.section-heading h2 { margin: 0; color: var(--ink); font-size: clamp(30px, 4.5vw, 52px); line-height: 1.18; letter-spacing: -.03em; }
.section-heading p:not(.eyebrow) { color: var(--muted); }

.home-intro { width: var(--content); margin: 42px auto 0; }
.home-intro-copy { max-width: 950px; padding: 56px 0 34px; }
.home-intro h1 { max-width: 980px; margin: 0; color: var(--ink); font-size: clamp(44px, 7.2vw, 86px); line-height: 1.03; letter-spacing: -.055em; }
.home-intro .lead { max-width: 860px; margin-top: 28px; }
.intro-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.intent-strip { display: grid; grid-template-columns: 1.1fr 1.1fr .8fr; gap: 0; margin: 42px 0 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.intent-strip div { padding: 20px 22px 22px 0; }
.intent-strip div + div { padding-left: 22px; border-left: 1px solid var(--line); }
.intent-strip dt { color: var(--primary-deep); font-size: 11px; font-weight: 800; letter-spacing: .13em; }
.intent-strip dd { margin: 5px 0 0; color: var(--ink); font-weight: 700; }
.home-intro-visual { margin: 0; border-radius: var(--radius-lg); overflow: hidden; background: var(--soft); box-shadow: var(--shadow); }
.home-intro-visual img { width: 100%; aspect-ratio: 16 / 8.2; object-fit: cover; }
.home-intro-visual figcaption { padding: 14px 20px 18px; color: var(--muted); font-size: 12px; background: rgba(243, 233, 230, .92); }

.editorial-split { padding: 112px 0 86px; display: grid; grid-template-columns: .76fr 1.24fr; gap: 80px; align-items: start; }
.route-ledger { border-top: 1px solid var(--line-strong); }
.route-block { display: grid; grid-template-columns: 72px 1fr; gap: 22px; padding: 34px 0; border-bottom: 1px solid var(--line); }
.route-number { color: var(--primary); font: 700 15px/1 Georgia, serif; letter-spacing: .08em; }
.route-label { margin: 0 0 6px; color: var(--gold); font-weight: 800; font-size: 12px; }
.route-block h3 { margin: 0; color: var(--ink); font-size: clamp(24px, 3vw, 34px); line-height: 1.3; }
.route-block p:not(.route-label) { color: #5f555a; }

.wide-story { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(340px, .65fr); background: var(--ink); color: #f8efec; }
.wide-story-media { min-height: 580px; }
.wide-story-media img { width: 100%; height: 100%; object-fit: cover; opacity: .88; }
.wide-story-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(48px, 7vw, 96px); }
.wide-story-copy .eyebrow { color: #efb8c7; }
.wide-story-copy h2 { margin: 0; color: #fff8f5; font-size: clamp(36px, 4.4vw, 58px); line-height: 1.12; letter-spacing: -.035em; }
.wide-story-copy p { color: #d9cccf; }
.inline-links { display: grid; gap: 8px; margin-top: 18px; }
.inline-links a { color: #fff3ef; font-weight: 700; }

.reading-index { padding: 112px 0; }
.index-columns { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr); gap: 58px; align-items: start; }
.index-primary { border-top: 1px solid var(--line-strong); }
.index-row { display: grid; grid-template-columns: 140px 1fr 64px; gap: 20px; align-items: baseline; padding: 24px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.index-row span { color: var(--primary-deep); font-size: 13px; font-weight: 800; }
.index-row strong { color: var(--ink); font-size: 20px; line-height: 1.5; }
.index-row em { justify-self: end; color: var(--muted); font-style: normal; font-size: 12px; }
.index-aside { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--soft); }
.aside-title { margin-top: 0; color: var(--ink); font-weight: 900; }
.index-aside p { color: var(--muted); }
.index-aside a { display: block; padding: 12px 0; border-top: 1px solid rgba(43,34,40,.1); font-weight: 700; }

.tone-band { padding: 84px 0; background: var(--soft); }
.tone-band-inner { width: var(--content); margin: 0 auto; display: grid; grid-template-columns: .7fr 1.3fr; gap: 80px; }
.tone-band-title h2 { margin: 0; font-size: clamp(38px, 5vw, 62px); color: var(--ink); line-height: 1.12; }
.relation-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-strong); }
.relation-list div { padding: 22px 24px 24px 0; border-bottom: 1px solid var(--line); }
.relation-list div:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--line); }
.relation-list strong { color: var(--ink); }
.relation-list p { margin-bottom: 0; color: var(--muted); }

.home-guide { padding: 112px 0; display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.home-guide-visual { margin: 0; }
.home-guide-visual img { width: 100%; aspect-ratio: 4 / 3.6; object-fit: cover; border-radius: 180px 180px 24px 24px; }
.home-guide-copy h2 { margin: 0; color: var(--ink); font-size: clamp(34px, 4.5vw, 54px); line-height: 1.15; }
.number-steps { list-style: none; padding: 0; margin: 34px 0; }
.number-steps li { display: grid; grid-template-columns: 42px 1fr; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); }
.number-steps li:last-child { border-bottom: 1px solid var(--line); }
.number-steps span { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--primary); color: white; font-weight: 800; }
.number-steps p { margin: 5px 0 0; color: var(--muted); }

.home-faq-preview { padding: 0 0 110px; }
.faq-preview-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; margin-bottom: 24px; }
.faq-preview-grid article { padding: 26px; border-top: 3px solid var(--peach); background: rgba(255,255,255,.5); }
.faq-preview-grid h3 { margin-top: 0; color: var(--ink); font-size: 21px; }
.faq-preview-grid p { color: var(--muted); }
.faq-preview-grid a { color: var(--primary-deep); font-weight: 800; }

.breadcrumbs { width: var(--content); margin: 20px auto 0; }
.breadcrumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 9px; color: var(--muted); font-size: 12px; }
.breadcrumbs li + li::before { content: "/"; margin-right: 9px; color: #b0a6aa; }
.breadcrumbs a { text-decoration: none; }

.article-hero { width: var(--content); margin: 36px auto 80px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 62px; align-items: center; }
.article-hero-copy h1,
.app-intro h1,
.guide-head h1,
.media-guide-head h1,
.contact-head h1,
.relations-head h1,
.topics-head h1,
.faq-head h1,
.search-page-head h1 { margin: 0; color: var(--ink); font-size: clamp(42px, 6vw, 72px); line-height: 1.07; letter-spacing: -.045em; }
.article-hero figure { margin: 0; }
.article-hero figure img { width: 100%; aspect-ratio: 1.05 / 1; object-fit: cover; border-radius: 50% 50% 28px 28px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 80px; align-items: start; padding-bottom: 110px; }
.article-body { font-size: 17px; }
.article-body h2 { margin: 54px 0 14px; color: var(--ink); font-size: clamp(28px, 3.4vw, 40px); line-height: 1.28; }
.article-body h2:first-child { margin-top: 0; }
.article-body p { margin: 0 0 18px; color: #50474c; }
.article-body a { color: var(--primary-deep); font-weight: 700; }
.article-aside { display: grid; gap: 20px; }
.aside-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--soft); }
.aside-card h2 { margin: 8px 0 14px; color: var(--ink); font-size: 25px; line-height: 1.35; }
.aside-card ul { margin: 14px 0 0; padding-left: 18px; }
.aside-card li { margin: 8px 0; color: var(--muted); }
.sticky-card { position: sticky; top: 112px; }
.mini-label { color: var(--primary-deep); font-size: 11px; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.callout { margin: 34px 0; padding: 22px 24px; border-left: 4px solid var(--gold); background: rgba(217,145,61,.09); }
.callout strong { color: var(--ink); }
.callout p { margin: 6px 0 0; }
.decision-list { margin: 24px 0; border-top: 1px solid var(--line); }
.decision-list div { display: grid; grid-template-columns: 150px 1fr; gap: 22px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.decision-list span { font-weight: 900; color: var(--ink); }
.decision-list p { margin: 0; }

.watch-cover { width: var(--content); margin: 38px auto 0; }
.watch-cover-text { max-width: 940px; padding: 34px 0 34px; }
.watch-cover-text h1 { margin: 0; color: var(--ink); font-size: clamp(48px, 7vw, 84px); line-height: 1.02; letter-spacing: -.055em; }
.watch-cover-image { margin: 0; }
.watch-cover-image img { width: 100%; aspect-ratio: 17 / 8; object-fit: cover; border-radius: 24px 120px 24px 24px; }
.watch-flow { padding: 90px 0; }
.flow-line { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line-strong); }
.flow-line article { padding: 24px 28px 0 0; }
.flow-line article + article { padding-left: 28px; border-left: 1px solid var(--line); }
.flow-line span { color: var(--primary); font: 700 14px/1 Georgia, serif; }
.flow-line h3 { color: var(--ink); font-size: 22px; line-height: 1.42; }
.flow-line p { color: var(--muted); }
.media-ledger { display: grid; grid-template-columns: 1fr 300px; gap: 24px; padding-bottom: 100px; }
.media-ledger-main { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; padding: 38px; background: var(--soft); border-radius: var(--radius-lg); }
.media-ledger-main figure { margin: 0; }
.media-ledger-main img { width: 100%; height: 100%; min-height: 350px; object-fit: cover; border-radius: 18px; }
.media-ledger-main h2 { margin: 0; color: var(--ink); font-size: clamp(30px, 4vw, 48px); line-height: 1.2; }
.media-ledger-aside { padding: 28px; border-radius: var(--radius-md); background: var(--primary); color: #fff; }
.media-ledger-aside .mini-label { color: #ffe7ee; }
.media-ledger-aside h3 { font-size: 26px; line-height: 1.3; }
.media-ledger-aside p { color: #ffeef2; }
.media-ledger-aside a { color: #fff; font-weight: 800; }
.text-section { padding-bottom: 80px; }
.wide-copy { max-width: 860px; }
.related-reading { padding-bottom: 110px; }
.related-stack { border-top: 1px solid var(--line-strong); }
.related-stack a { display: grid; grid-template-columns: .7fr 1.3fr; gap: 30px; padding: 22px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.related-stack strong { color: var(--ink); font-size: 18px; }
.related-stack span { color: var(--muted); }

.app-intro, .guide-head, .media-guide-head, .contact-head { padding: 58px 0 86px; display: grid; grid-template-columns: 1.12fr .88fr; gap: 64px; align-items: center; }
.app-intro figure, .guide-head figure, .media-guide-head figure, .contact-head figure { margin: 0; }
.app-intro img { border-radius: 50% 50% 20px 20px; aspect-ratio: 1 / 1; object-fit: cover; }
.guide-head img, .media-guide-head img, .contact-head img { border-radius: 24px 120px 24px 24px; aspect-ratio: 4 / 3.2; object-fit: cover; }
.app-checklist { padding-bottom: 90px; }
.checklist-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.checklist-grid article { min-height: 280px; padding: 28px; border: 1px solid var(--line); background: rgba(255,255,255,.42); }
.checklist-grid span { color: var(--gold); font-size: 12px; font-weight: 900; }
.checklist-grid h3 { color: var(--ink); font-size: 25px; }
.checklist-grid p { color: var(--muted); }
.reverse-aside { grid-template-columns: minmax(0, 1fr) 360px; }
.aside-image { margin: 0; }
.aside-image img { width: 100%; border-radius: 180px 180px 20px 20px; }

.narrow-main { padding-bottom: 100px; }
.narrow-article { width: var(--narrow); margin: 52px auto 0; font-size: 17px; }
.narrow-article h1 { margin: 0; color: var(--ink); font-size: clamp(42px, 6vw, 70px); line-height: 1.08; letter-spacing: -.045em; }
.narrow-article h2 { margin: 52px 0 14px; color: var(--ink); font-size: clamp(28px, 3.5vw, 39px); line-height: 1.3; }
.narrow-article p { color: #50474c; }
.narrow-article figure { margin: 42px 0; }
.narrow-article figure img { width: 100%; border-radius: 24px; aspect-ratio: 16 / 9; object-fit: cover; }

.task-map { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; padding-bottom: 80px; }
.task-map article { padding: 32px; border-top: 4px solid var(--primary); background: var(--soft); }
.task-map span { color: var(--gold); font-size: 12px; font-weight: 900; }
.task-map h2 { color: var(--ink); font-size: 27px; line-height: 1.35; }
.task-map p { color: var(--muted); }
.task-map a { color: var(--primary-deep); font-weight: 900; }
.guide-notes { padding-bottom: 100px; }

.topics-head, .relations-head, .faq-head, .search-page-head { padding: 70px 0 50px; }
.topics-head .lead, .relations-head .lead, .faq-head .lead { max-width: 850px; }
.topic-groups { padding-bottom: 80px; }
.topic-group { display: grid; grid-template-columns: .62fr 1.38fr; gap: 60px; padding: 46px 0; border-top: 1px solid var(--line-strong); }
.topic-group-head { display: grid; grid-template-columns: 46px 1fr; gap: 18px; }
.topic-group-head > span { color: var(--primary); font: 700 14px/1.4 Georgia, serif; }
.topic-group h2 { margin: 0; color: var(--ink); font-size: 32px; line-height: 1.25; }
.topic-group p { color: var(--muted); }
.topic-link-list { border-top: 1px solid var(--line); }
.topic-link-list a { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.topic-link-list strong { color: var(--ink); }
.topic-link-list span { color: var(--muted); }
.compact-directory { padding-bottom: 110px; }
.directory-lines { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 40px; }
.directory-lines a { padding: 18px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.directory-lines strong, .directory-lines span { display: block; }
.directory-lines strong { color: var(--ink); }
.directory-lines span { margin-top: 5px; color: var(--muted); font-size: 14px; }

.relation-table-wrap { padding-bottom: 70px; overflow-x: auto; }
.relation-table { width: 100%; border-collapse: collapse; min-width: 860px; background: rgba(255,255,255,.35); }
.relation-table th, .relation-table td { padding: 18px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.relation-table th { background: var(--soft); color: var(--ink); font-size: 13px; }
.relation-table td { color: #51484d; }
.relation-table td:first-child { color: var(--ink); font-weight: 900; }
.relation-table a { color: var(--primary-deep); font-weight: 700; }
.relations-notes { padding-bottom: 100px; }

.faq-list { max-width: 920px; padding-bottom: 50px; }
.faq-item { border-top: 1px solid var(--line-strong); }
.faq-item:last-child { border-bottom: 1px solid var(--line-strong); }
.faq-item h2 { margin: 0; }
.faq-item button { width: 100%; display: flex; justify-content: space-between; gap: 20px; padding: 22px 0; border: 0; background: transparent; color: var(--ink); text-align: left; font-size: 20px; font-weight: 800; }
.faq-item button b { flex: none; color: var(--primary); font-size: 28px; font-weight: 400; }
.faq-answer { padding: 0 50px 22px 0; color: var(--muted); }
.faq-answer[hidden] { display: none; }
.faq-outro { max-width: 920px; padding-bottom: 100px; }
.faq-outro a { color: var(--primary-deep); font-weight: 800; }

.feedback-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; padding-bottom: 50px; }
.feedback-grid article { padding: 30px; border: 1px solid var(--line); background: rgba(255,255,255,.42); }
.feedback-grid span { color: var(--gold); font-size: 12px; font-weight: 900; }
.feedback-grid h2 { color: var(--ink); font-size: 26px; }
.feedback-grid p { color: var(--muted); }
.contact-note { padding-bottom: 100px; }
.contact-note p { padding: 22px 24px; border-left: 4px solid var(--primary); background: var(--soft); }
.contact-note a { color: var(--primary-deep); font-weight: 800; }

.page-search { max-width: 720px; margin-top: 28px; }
.search-results { padding-bottom: 110px; }
.results-head { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--line-strong); }
.results-head h2 { color: var(--ink); }
.results-head span { color: var(--muted); }
.result-list article { padding: 28px 0; border-bottom: 1px solid var(--line); }
.result-list article > span { color: var(--gold); font-size: 12px; font-weight: 900; }
.result-list h3 { margin: 6px 0; font-size: 27px; color: var(--ink); }
.result-list p { max-width: 850px; color: var(--muted); }
.empty-state { max-width: 760px; padding: 44px; border-radius: var(--radius-md); background: var(--soft); }
.empty-state h2 { margin-top: 0; color: var(--ink); }
.empty-state a { color: var(--primary-deep); font-weight: 800; }

.error-main { min-height: 65vh; display: grid; place-items: center; padding: 70px 24px; }
.error-panel { width: min(760px, 100%); text-align: center; }
.error-panel > span { display: block; color: var(--peach); font: 700 clamp(100px, 20vw, 220px)/.85 Georgia, serif; }
.error-panel h1 { color: var(--ink); font-size: clamp(36px, 5vw, 58px); line-height: 1.15; }
.error-panel p { color: var(--muted); }
.error-links { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin: 26px 0; }
.error-panel ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 20px; }
.error-panel ul a { color: var(--primary-deep); font-weight: 700; }

.site-footer { margin-top: 0; padding: 78px 0 26px; background: var(--ink); color: #d9cccf; }
.footer-lead, .footer-grid, .footer-bottom { width: var(--content); margin-inline: auto; }
.footer-lead { display: flex; align-items: end; justify-content: space-between; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.15); }
.footer-kicker { color: #e9b3c1; font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.footer-lead h2 { max-width: 720px; margin: 10px 0 0; color: #fff8f5; font-size: clamp(30px, 4.5vw, 50px); line-height: 1.15; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 46px; padding: 52px 0; }
.footer-brand { color: #fff; font-size: 26px; font-weight: 900; text-decoration: none; }
.footer-about p { max-width: 380px; color: #bfb3b7; }
.footer-grid h3 { margin-top: 0; color: #fff; font-size: 15px; }
.footer-grid > div:not(.footer-about) a { display: block; margin: 10px 0; color: #cdbfc3; text-decoration: none; font-size: 14px; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); color: #9f9297; font-size: 12px; }
.back-to-top { position: fixed; right: 18px; bottom: 18px; z-index: 90; width: 42px; height: 42px; border: 0; border-radius: 50%; background: var(--primary); color: white; opacity: 0; pointer-events: none; transform: translateY(8px); transition: .2s ease; }
.back-to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }

@media (max-width: 1120px) {
    .header-shell { gap: 16px; }
    .primary-nav { gap: 14px; }
    .primary-nav a { font-size: 13px; }
    .editorial-split { grid-template-columns: 1fr; gap: 30px; }
    .wide-story { grid-template-columns: 1fr; }
    .wide-story-media { min-height: 460px; }
    .tone-band-inner { grid-template-columns: 1fr; gap: 36px; }
    .article-layout { gap: 50px; }
    .media-ledger { grid-template-columns: 1fr; }
    .media-ledger-aside { max-width: 520px; }
    .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
    .footer-grid > div:last-child { grid-column: 2 / -1; }
}

@media (max-width: 900px) {
    :root { --content: min(100% - 36px, 1180px); --narrow: min(100% - 36px, 820px); }
    .header-shell { min-height: 72px; }
    .menu-toggle { display: inline-flex; order: 2; }
    .search-trigger { order: 3; }
    .primary-nav { position: absolute; top: 72px; left: 0; right: 0; display: none; padding: 12px 18px 20px; border-bottom: 1px solid var(--line); background: var(--paper); box-shadow: 0 20px 30px rgba(43,34,40,.08); }
    .primary-nav.is-open { display: grid; }
    .primary-nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
    .primary-nav a::after { display: none; }
    .home-intro-copy { padding-top: 34px; }
    .intent-strip { grid-template-columns: 1fr; }
    .intent-strip div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
    .index-columns, .home-guide, .article-hero, .app-intro, .guide-head, .media-guide-head, .contact-head { grid-template-columns: 1fr; }
    .home-guide-visual img { max-height: 620px; }
    .article-layout, .reverse-aside { grid-template-columns: 1fr; }
    .sticky-card { position: static; }
    .flow-line { grid-template-columns: 1fr; }
    .flow-line article { padding: 22px 0; border-bottom: 1px solid var(--line); }
    .flow-line article + article { padding-left: 0; border-left: 0; }
    .media-ledger-main { grid-template-columns: 1fr; }
    .task-map, .feedback-grid { grid-template-columns: 1fr; }
    .topic-group { grid-template-columns: 1fr; gap: 24px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid > div:last-child { grid-column: auto; }
    .footer-about { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
    :root { --content: calc(100vw - 28px); --narrow: calc(100vw - 28px); }
    .brand-mark small { display: none; }
    .brand-mark img { width: 38px; height: 38px; }
    .header-shell { gap: 10px; }
    .search-trigger { padding: 8px 10px; font-size: 12px; }
    .menu-toggle { padding: 8px 10px; }
    .home-intro { margin-top: 20px; }
    .home-intro-copy { padding-bottom: 24px; }
    .home-intro h1 { font-size: clamp(42px, 13vw, 64px); }
    .home-intro-visual { border-radius: 24px; }
    .home-intro-visual img { aspect-ratio: 4 / 3; }
    .editorial-split, .reading-index, .home-guide, .watch-flow { padding: 74px 0; }
    .route-block { grid-template-columns: 48px 1fr; }
    .wide-story-media { min-height: 320px; }
    .wide-story-copy { padding: 44px 22px; }
    .index-row { grid-template-columns: 1fr; gap: 5px; }
    .index-row em { justify-self: start; }
    .relation-list { grid-template-columns: 1fr; }
    .relation-list div:nth-child(even) { padding-left: 0; border-left: 0; }
    .faq-preview-grid, .checklist-grid { grid-template-columns: 1fr; }
    .article-hero, .app-intro, .guide-head, .media-guide-head, .contact-head { gap: 34px; padding-top: 38px; }
    .article-hero-copy h1, .app-intro h1, .guide-head h1, .media-guide-head h1, .contact-head h1, .relations-head h1, .topics-head h1, .faq-head h1, .search-page-head h1 { font-size: clamp(40px, 12vw, 58px); }
    .article-hero figure img, .app-intro img { border-radius: 28px; }
    .decision-list div { grid-template-columns: 1fr; gap: 5px; }
    .watch-cover-text h1 { font-size: clamp(44px, 13vw, 64px); }
    .watch-cover-image img { aspect-ratio: 4 / 3; border-radius: 22px 70px 22px 22px; }
    .media-ledger-main { padding: 22px; }
    .related-stack a, .topic-link-list a { grid-template-columns: 1fr; gap: 6px; }
    .directory-lines { grid-template-columns: 1fr; }
    .search-row { flex-direction: column; }
    .search-row button { min-height: 46px; }
    .search-panel { padding: 32px 22px 24px; }
    .footer-lead { align-items: flex-start; flex-direction: column; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-about { grid-column: auto; }
    .footer-bottom { flex-direction: column; gap: 6px; }
}

@media (max-width: 420px) {
    .brand-mark strong { font-size: 16px; }
    .brand-mark img { width: 34px; height: 34px; }
    .search-trigger { font-size: 0; width: 38px; height: 38px; padding: 0; }
    .search-trigger::after { content: "搜"; font-size: 12px; }
    .home-intro h1 { letter-spacing: -.04em; }
    .intro-actions .button { width: 100%; }
    .search-modal { padding: 7vh 12px 12px; }
}